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Sosedkoite
Type Locality
Vasin-Myl'k Mt, Voron'i Tundry, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
(K,Na)
5
Al
2
(Ta,Nb)
22
O
60
Strunz:
4.DM.05
Physical Properties
Hardness:
6.0
